Home / 69,869.52-96,421.24-38,038.96

Finding the Fourth Proportional to 69,869.52, 96,421.24 and 38,038.96

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Solution

The fourth proportional to 69,869.52, 96,421.24 and 38,038.96 is: 52,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869.52 : 96,421.24 = 38,038.96 : x
  2. Step 2: Convert to fraction form
    69,869.52/96,421.24 = 38,038.96/x
  3. Step 3: Cross multiply
    69,869.52x = 96,421.24 × 38,038.96
  4. Step 4: Simplify right side
    69,869.52x = 3,667,763,691.51
  5. Step 5: Solve for x
    x = 3,667,763,691.51/69,869.52
  6. Step 6: Final answer
    x = 52,494.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.